| | | 1 | | //======================================================================= |
| | | 2 | | // NavigationInstanceDirectory.cs |
| | | 3 | | //======================================================================= |
| | | 4 | | // MIT License, Copyright (c) 2024-present David Oravsky (mrdav30) |
| | | 5 | | // See LICENSE file in the project root for full license information. |
| | | 6 | | //======================================================================= |
| | | 7 | | |
| | | 8 | | namespace Trailblazer.Pathing; |
| | | 9 | | |
| | | 10 | | /// <summary>Stores immutable map instances in an ordinal persistent MapId tree.</summary> |
| | | 11 | | internal sealed class NavigationInstanceDirectory |
| | | 12 | | { |
| | | 13 | | private readonly PersistentStringMap<NavigationMapInstance> _instances; |
| | | 14 | | |
| | 3086 | 15 | | private NavigationInstanceDirectory(PersistentStringMap<NavigationMapInstance> instances) |
| | | 16 | | { |
| | 3086 | 17 | | _instances = instances; |
| | 3086 | 18 | | } |
| | | 19 | | |
| | 6572588 | 20 | | internal int Count => _instances.Count; |
| | | 21 | | |
| | 3333 | 22 | | internal long RetainedBytes => _instances.RetainedBytes; |
| | | 23 | | |
| | 3333 | 24 | | internal int PersistentPageCount => 1 + _instances.PersistentNodeCount; |
| | | 25 | | |
| | | 26 | | internal static NavigationInstanceDirectory Create(NavigationMapInstance[] instances) |
| | | 27 | | { |
| | 646 | 28 | | PersistentStringMap<NavigationMapInstance> map = PersistentStringMap<NavigationMapInstance>.Empty; |
| | 2598 | 29 | | for (int i = 0; i < instances.Length; i++) |
| | 653 | 30 | | map = map.Set(instances[i].MapId, instances[i]); |
| | 646 | 31 | | return new NavigationInstanceDirectory(map); |
| | | 32 | | } |
| | | 33 | | |
| | 5988707 | 34 | | internal NavigationMapInstance Get(int ordinal) => _instances.GetValueAt(ordinal); |
| | | 35 | | |
| | 1583433 | 36 | | internal string GetMapId(int ordinal) => _instances.GetKeyAt(ordinal); |
| | | 37 | | |
| | | 38 | | internal bool TryGet(string mapId, out NavigationMapInstance instance) => |
| | 3105585 | 39 | | _instances.TryGetValue(mapId, out instance!); |
| | | 40 | | |
| | | 41 | | internal NavigationInstanceDirectory Set( |
| | | 42 | | string mapId, |
| | | 43 | | NavigationMapInstance instance, |
| | | 44 | | out int copiedNodeCount) => |
| | 1335 | 45 | | new(_instances.Set(mapId, instance, out copiedNodeCount)); |
| | | 46 | | |
| | | 47 | | internal NavigationInstanceDirectory Remove( |
| | | 48 | | string mapId, |
| | | 49 | | out bool removed, |
| | | 50 | | out int copiedNodeCount) => |
| | 9 | 51 | | new(_instances.Remove(mapId, out removed, out copiedNodeCount)); |
| | | 52 | | |
| | | 53 | | internal NavigationInstanceDirectory With(int ordinal, NavigationMapInstance instance) => |
| | 1096 | 54 | | new(_instances.Set(GetMapId(ordinal), instance)); |
| | | 55 | | } |